/Engine/Source/Runtime/UMG/Public/Blueprint/WidgetBlueprintLibrary.h
static [FEventReply](API\Runtime\UMG\Components\FEventReply) SetUserFocus ( [FEventReply](API\Runtime\UMG\Components\FEventReply) & Reply, [UWidget](API\Runtime\UMG\Components\UWidget) * FocusWidget, bool bInAllUsers )